tribadism , także: tribbing slang

Tribadism between women can also be performed in the missionary position.

"A common variation is 'tribadism,' where two women lie face to face, one on top of the other.

Genital-genital tribadism was depicted three times during the "D-Yikes!"

Tribadism or tribbing: two females mutually rubbing vulvae together.

This is widely considered the first-ever fully pornographic work written in Latin, and it contains among other things a defense of tribadism (i.e. lesbianism).

Satirical writers began to suggest that political rivals (or more often, their wives) engaged in tribadism in order to harm their reputations.

Female bonobos often engage in the practice of genital-genital (GG) rubbing, which is the non-human form of tribadism that human females engage in.

"By the Victorian era, tribadism tended to be constructed as a lower class and non-Western phenomenon and often was associated with the supposed degeneration of prostitutes and criminals," stated author Bonnie Zimmerman.

As with any exchange of bodily fluids during sexual activities, genital-to-genital tribadism has the potential to transfer sexually transmitted infections (STIs/STDs) if those are present in one or more of the partners.

Judith Halberstam, in her book Female Masculinity, stated, "If we trace the use of the term forward into present, we find that tribadism is one of those rarely discussed but often practiced sexual activities, and the silence that surrounds it now is as puzzling as the discourse it produced in earlier centuries."